/*
 * Javlov - a Java toolkit for reinforcement learning with multi-agent support.
 * 
 * Copyright (c) 2009 Matthijs Snel
 * 
 * This program is free software: you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation, either version 3 of the License, or
 * (at your option) any later version.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program.  If not, see <http://www.gnu.org/licenses/>.
 */
package net.javlov.world.grid;

import net.javlov.world.Body;
import net.javlov.world.Sensor;
import net.javlov.world.World;

public class GridGPSSensor implements Sensor<double[]> {

	protected Body body;

	protected double cellWidth, cellHeight;
	
	public GridGPSSensor(double cellWidth, double cellHeight) {
		this.cellWidth = cellWidth;
		this.cellHeight = cellHeight;
	}
	
	@Override
	public double[] getReading() {
		return new double[] {(int)(body.getX() / cellWidth), (int)(body.getY() / cellHeight)};
	}

	@Override
	public int getReadingDim() {
		return 2;
	}

	@Override
	public void init() {
		
	}

	@Override
	public void reset() {

	}

	@Override
	public void setWorld(World w) {

	}
	
	public Body getBody() {
		return body;
	}

	public void setBody(Body body) {
		this.body = body;
	}
}
